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Finding the Fourth Proportional to 143,021.17, 214,600.88 and 58,843.45

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Solution

The fourth proportional to 143,021.17, 214,600.88 and 58,843.45 is: 88,293.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,021.17 : 214,600.88 = 58,843.45 : x
  2. Step 2: Convert to fraction form
    143,021.17/214,600.88 = 58,843.45/x
  3. Step 3: Cross multiply
    143,021.17x = 214,600.88 × 58,843.45
  4. Step 4: Simplify right side
    143,021.17x = 12,627,856,152.24
  5. Step 5: Solve for x
    x = 12,627,856,152.24/143,021.17
  6. Step 6: Final answer
    x = 88,293.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.